In drug research, a(n) _____ is an inert substance that appears to be a drug but in reality has no pharmacological value.
A) placebo
B) emetic
C) enema
D) anesthetic

Name: In drug research, a(n) _____ is an inert substance that appears to be a drug but in reality has no pharmacological value. A) placebo B) emetic C) enema D) anesthetic
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Question

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A placebo is an inert substance given to a participant in a study, which has no therapeutic effect. It is used as a control to test the efficacy of drugs.

In Drug Research, A(n) _____ Is an Inert Substance That